1.1 --- a/src/share/vm/opto/phaseX.cpp Fri Apr 11 09:56:35 2008 -0400
1.2 +++ b/src/share/vm/opto/phaseX.cpp Sun Apr 13 17:43:42 2008 -0400
1.3 @@ -744,20 +744,23 @@
1.4 //=============================================================================
1.5 //------------------------------PhaseIterGVN-----------------------------------
1.6 // Initialize hash table to fresh and clean for +VerifyOpto
1.7 -PhaseIterGVN::PhaseIterGVN( PhaseIterGVN *igvn, const char *dummy ) : PhaseGVN(igvn,dummy), _worklist( ) {
1.8 +PhaseIterGVN::PhaseIterGVN( PhaseIterGVN *igvn, const char *dummy ) : PhaseGVN(igvn,dummy), _worklist( ),
1.9 + _delay_transform(false) {
1.10 }
1.11
1.12 //------------------------------PhaseIterGVN-----------------------------------
1.13 // Initialize with previous PhaseIterGVN info; used by PhaseCCP
1.14 PhaseIterGVN::PhaseIterGVN( PhaseIterGVN *igvn ) : PhaseGVN(igvn),
1.15 - _worklist( igvn->_worklist )
1.16 + _worklist( igvn->_worklist ),
1.17 + _delay_transform(igvn->_delay_transform)
1.18 {
1.19 }
1.20
1.21 //------------------------------PhaseIterGVN-----------------------------------
1.22 // Initialize with previous PhaseGVN info from Parser
1.23 PhaseIterGVN::PhaseIterGVN( PhaseGVN *gvn ) : PhaseGVN(gvn),
1.24 - _worklist(*C->for_igvn())
1.25 + _worklist(*C->for_igvn()),
1.26 + _delay_transform(false)
1.27 {
1.28 uint max;
1.29
1.30 @@ -953,6 +956,12 @@
1.31 //------------------------------transform--------------------------------------
1.32 // Non-recursive: idealize Node 'n' with respect to its inputs and its value
1.33 Node *PhaseIterGVN::transform( Node *n ) {
1.34 + if (_delay_transform) {
1.35 + // Register the node but don't optimize for now
1.36 + register_new_node_with_optimizer(n);
1.37 + return n;
1.38 + }
1.39 +
1.40 // If brand new node, make space in type array, and give it a type.
1.41 ensure_type_or_null(n);
1.42 if (type_or_null(n) == NULL) {
